21924720

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{823}}^1$

素因数の和:879

約数の個数: 120

約数和(自身を含む): 75712416

約数和(自身を除く): 53787696

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 37, 40, 45, 48, 60, 72, 74, 80, 90, 111, 120, 144, 148, 180, 185, 222, 240, 296, 333, 360, 370, 444, 555, 592, 666, 720, 740, 823, 888, 1110, 1332, 1480, 1646, 1665, 1776, 2220, 2469, 2664, 2960, 3292, 3330, 4115, 4440, 4938, 5328, 6584, 6660, 7407, 8230, 8880, 9876, 12345, 13168, 13320, 14814, 16460, 19752, 24690, 26640, 29628, 30451, 32920, 37035, 39504, 49380, 59256, 60902, 65840, 74070, 91353, 98760, 118512, 121804, 148140, 152255, 182706, 197520, 243608, 274059, 296280, 304510, 365412, 456765, 487216, 548118, 592560, 609020, 730824, 913530, 1096236, 1218040, 1370295, 1461648, 1827060, 2192472, 2436080, 2740590, 3654120, 4384944, 5481180, 7308240, 10962360, 21924720]

約数ペア:

[(1, 21924720), (2, 10962360), (3, 7308240), (4, 5481180), (5, 4384944), (6, 3654120), (8, 2740590), (9, 2436080), (10, 2192472), (12, 1827060), (15, 1461648), (16, 1370295), (18, 1218040), (20, 1096236), (24, 913530), (30, 730824), (36, 609020), (37, 592560), (40, 548118), (45, 487216), (48, 456765), (60, 365412), (72, 304510), (74, 296280), (80, 274059), (90, 243608), (111, 197520), (120, 182706), (144, 152255), (148, 148140), (180, 121804), (185, 118512), (222, 98760), (240, 91353), (296, 74070), (333, 65840), (360, 60902), (370, 59256), (444, 49380), (555, 39504), (592, 37035), (666, 32920), (720, 30451), (740, 29628), (823, 26640), (888, 24690), (1110, 19752), (1332, 16460), (1480, 14814), (1646, 13320), (1665, 13168), (1776, 12345), (2220, 9876), (2469, 8880), (2664, 8230), (2960, 7407), (3292, 6660), (3330, 6584), (4115, 5328), (4440, 4938)]